diff options
Diffstat (limited to 'gdb/configure.ac')
| -rw-r--r-- | gdb/configure.ac | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/gdb/configure.ac b/gdb/configure.ac index f3d75b1..b33de61 100644 --- a/gdb/configure.ac +++ b/gdb/configure.ac @@ -645,8 +645,25 @@ AC_SUBST(READLINE_DEPS) AC_SUBST(READLINE_CFLAGS) AC_SUBST(READLINE_TEXI_INCFLAG) -dnl -lmcheck provides cheap enough memory mangling for debugging purposes. -if $development; then +# Provide a --enable-libmcheck/--disable-libmcheck set of options +# allowing a user to enable this option even when building releases, +# or to disable it when building a snapshot. +AC_ARG_ENABLE(libmcheck, + AS_HELP_STRING([--enable-libmcheck], + [Try building GDB with -lmcheck if available]), + [case "${enableval}" in + yes | y) ENABLE_LIBMCHECK="yes" ;; + no | n) ENABLE_LIBMCHECK="no" ;; + *) AC_MSG_ERROR(bad value ${enableval} for --enable-libmcheck) ;; + esac]) + +# Enable -lmcheck by default (it provides cheap-enough memory mangling), +# but turn it off for releases. +if test -z "${ENABLE_LIBMCHECK}" && $development; then + ENABLE_LIBMCHECK=yes +fi + +if test "$ENABLE_LIBMCHECK" = "yes" ; then AC_CHECK_LIB(mcheck, main) fi |